I found this article randomly this evening, it has some interesting tidbits about quartz oscillators in watches. I had never heard of the venerable Sieko "twin quartz" from 1978, good to +/- 5 seconds a year:
http://people.timezone.com/msandler/Articles/CarlosFinalParadigm/FinalParadigm.html jeff Max Robinson wrote: > In my experience watches come from the factory adjusted to gain about 5 > seconds a month. The ones I have owned over the years seemed to be fairly > stable in that. I have always wished there was a way for someone who is not > a watch maker to open up such a watch and turn the trimmer capacitor, there > has to be one, to set it right on. Then it would be much easier to tell how > the crystal is aging. > > Regards. > > Max. K 4 O D S. > > Email: [EMAIL PROTECTED] > > Transistor site http://www.funwithtransistors.net > Vacuum tube site: http://www.funwithtubes.net > Music site: http://www.maxsmusicplace.com _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
